linux-kernel - Re: [PATCH v1 09/10] staging: dsp: add support for Fortemedia FM34NE DSP

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Message-ID: <Y/YIbHkKFcn+q7WN@sirena.org.uk>
Date:   Wed, 22 Feb 2023 12:19:56 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Svyatoslav Ryhel <clamor95@...il.com>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Maxim Schwalm <maxim.schwalm@...il.com>,
        Dmitry Osipenko <digetx@...il.com>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, alsa-devel@...a-project.org,
        linux-tegra@...r.kernel.org, linux-staging@...ts.linux.dev
Subject: Re: [PATCH v1 09/10] staging: dsp: add support for Fortemedia FM34NE
 DSP

On Wed, Feb 22, 2023 at 10:19:47AM +0200, Svyatoslav Ryhel wrote:

> Because this driver sets up fm34 and switches it to bypass mode allowing
> sound to work on the device. There is no dsp framework in kernel which could
> be called to operate dsp from the actual sound codec. (If there is, I
> would be glad

> if you show me). Fm34 must be active only on DMIC use, all other cases require
> it to be in bypass.

Sure there is, like I said in my other reply it looks like an aux
device.

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